Harlequin Books loved the RCMP. Eleven of the 497 books Harlequin published between 1949 and 1959 were about the RCMP. Plus one more in 1960. With three of the books reprints there were nine titles in total. Here are two more from Harlequin - The Flaming Forest (New York: Cosmopolitan Books, 1921) and Devil's Portage (London: Cassell, 1940). Plus the American magazine True Detective Mysteries from July 1932 (Vol. 18 No. 4).
Harlequin 406 - November 1957
Harlequin 406 back
Harlequin 414 - February 1958
Harlequin 414 back
True Detective Mysteries - July 1932